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Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

45°F

7°C

Humidity 48%
Wind Speed Calm
Barometer 30.29 in (1026.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 10 Apr 6:53 am EDT
Extended Forecast for

2 Miles ENE Williamsburg PA

  • Today

    Today: Sunny, with a high near 78. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: A chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 46. Northwest wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 64. Northwest wind around 6 mph.

    High: 64 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 72. Calm wind becoming south 5 to 9 mph in the morning.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers before 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 78. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
A chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 46. Northwest wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 64. Northwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 40. Calm wind.
Sunday
Partly sunny, with a high near 72. Calm wind becoming south 5 to 9 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
A chance of showers before 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Williamsburg PA
 40.47°N 78.18°W (Elev. 1053 ft)
Last Update:
4:01 am EDT Apr 10, 2026
Forecast Valid:
7am EDT Apr 10, 2026-6pm EDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation